globals.h
8755416ca476master

globals.h
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			#ifndef SV_GLOBALS_H
			#define SV_GLOBALS_H

			#include "silver/engine.h"
			#include "errors.h"

			static inline jsval_t sv_global_get(ant_t js, const char str, uint32_t len) {
			jsoff_t off = lkp(js, js->global, str, len);
			if (off == 0) return js_mkundef();
			return resolveprop(js, mkval(T_PROP, off));
			}

			static inline jsval_t sv_op_get_global(
			sv_vm_t vm, ant_t js,
			sv_func_t func, uint8_t ip
			) {
			sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
			jsval_t super_val = sv_vm_get_super_val(vm);
			if (a->len == 5 && memcmp(a->str, "super", 5) == 0 &&
			vtype(super_val) != T_UNDEF) {
			jsval_t sv = super_val;
			vm->stack[vm->sp++] = sv;
			return sv;
			}
			jsval_t val = sv_global_get(js, a->str, a->len);
			if (is_undefined(val))
			return js_mkerr_typed(
			js, JS_ERR_REFERENCE, "'%.*s' is not defined",
			(int)a->len, a->str);
			vm->stack[vm->sp++] = val;
			return val;
			}

			static inline void sv_op_get_global_undef(
			sv_vm_t vm, ant_t js,
			sv_func_t func, uint8_t ip
			) {
			sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
			vm->stack[vm->sp++] = sv_global_get(js, a->str, a->len);
			}

			static inline jsval_t sv_op_put_global(
			sv_vm_t vm, ant_t js,
			sv_frame_t frame, sv_func_t func, uint8_t *ip
			) {
			sv_atom_t *a = &func->atoms[sv_get_u32(ip + 1)];
			if (sv_frame_is_strict(frame) && lkp(js, js->global, a->str, a->len) == 0)
			return js_mkerr_typed(
			js, JS_ERR_REFERENCE, "'%.*s' is not defined",
			(int)a->len, a->str);
			jsval_t key = js_mkstr(js, a->str, a->len);
			return js_setprop(js, js->global, key, vm->stack[--vm->sp]);
			}

			#endif